The IBM 49Y1392 is available from Calhoun Technologies. Calhoun Tech can help your company save up to 80% on IT Hardware. Manufacturer: IBM Part Number: 49Y1392 Details: IBM 49Y1392 2GB 1x2GB 2Rx8 1.35V PC3L-10600 CL9 ECC DDR3 1333MHz LP RDIMM 49Y1392